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authorJoseph Myers <joseph@codesourcery.com>2014-11-26 00:45:19 +0000
committerJoseph Myers <joseph@codesourcery.com>2014-11-26 00:45:19 +0000
commitc82f5c0ce5c1c0180fca311ceb29fd2d59da7441 (patch)
treea6365743912e255a581211460da20a88f1cfd97f /csu
parent439e1ad6d04e24f76f92ff7f61153fbe489559b9 (diff)
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Fix warning in setjmp/jmpbug.c.
This patch fixes a "set but not used" warning in setjmp/jmpbug.c.  A
variable is used only to store the result of alloca.  A cast to void
is added to avoid the warning, and the variable is made volatile to
ensure the call to alloca isn't optimized away for being unused.

Tested for x86_64.

	* setjmp/jmpbug.c (test): Make foo volatile and cast it to
	void.
Diffstat (limited to 'csu')
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